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High Torque Agitation Mixing Tanks Stainless Steel for PET Depolymerization
| MOQ: | 1 Sets |
| Price: | 10000 USD |
| Delivery Period: | 2 months |
| Payment Method: | L/C,T/T |
| Supply Capacity: | 200 sets / days |
Detail Information
Place of Origin
China
Brand Name
Center Enamel
Certification
ASME,ISO 9001,CE, NSF/ANSI 61, WRAS, ISO 28765, LFGB, BSCI, ISO 45001
Material:
Stainless Steel, Carbon Steel
Size:
Customized
Design Pressure:
0.1-10 Mpa
Applications:
Chemical, Food Processing, Beverage Processing, Brewing, Metallurgy, Oil Refining, Pharmaceuticals
Highlight:
High Torque Agitation Mixing Tanks
,Thermal Stability Polymer Mixing Tanks
,Stainless Steel Chemical Mixing Reactors
Product Description
Advanced Mixing Vessels for Sustainable PET Depolymerization and Recycling
The global transition toward a circular economy has intensified focus on recycling polyethylene terephthalate (PET), one of the world's most widely used plastics. While mechanical recycling remains common, chemical recycling—specifically glycolysis—has emerged as a transformative method for converting PET waste back into high-quality monomers. This process depolymerizes plastic waste into bis(2-hydroxyethyl) terephthalate (BHET), which can then produce virgin-grade polyester. Specialized mixing vessels are central to this chemical recovery process, engineered to deliver the intense thermal energy and consistent agitation needed for efficient polymer chain breakdown. Sourcing these precision-engineered mixing vessels from leading Chinese manufacturers provides the recycling industry with robust, high-integrity infrastructure essential for large-scale sustainable plastic recovery.
Core Engineering of PET Glycolysis and Mixing Technology
PET depolymerization through glycolysis requires precise synchronization of temperature, chemical concentration, and mechanical force. The mixing vessel serves as the primary control center where these critical variables are managed.
Key Process Engineering Features
Homogeneous Catalytic Dispersion: Glycolysis requires catalysts to accelerate polymer breakdown in glycol solvent. Mixing vessels feature high-efficiency agitation systems with pitched-blade turbines or hydrofoil impellers that maintain uniform catalyst suspension, ensuring even depolymerization reactions throughout the batch to maximize monomer yield and reduce processing time.
Thermal Stability for Chain Scission: Breaking PET polymer bonds demands sustained high temperatures (180-220°C). Modern vessels incorporate integrated heat transfer systems with high-pressure steam jackets or thermal oil coils, regulated by precise digital controllers to maintain optimal glycolysis temperatures and prevent incomplete depolymerization.
Optimized Mass Transfer in Viscous Media: As PET flakes melt and break down, mixture viscosity changes significantly. Vessels utilize high-torque drive systems and specialized impellers designed to handle high-density slurries, ensuring continuous solvent-polymer contact for efficient chemical chain scission.
Structural Design for Durability and Process Integrity
Mixing vessels for PET recycling must maintain structural integrity under heavy mechanical agitation and harsh chemical environments.
| Design Feature | Technical Specification | Operational Benefit |
|---|---|---|
| Heavy-Duty Material Construction | High-grade stainless steel (Type 316L) | Exceptional resistance to glycol solvents and additives, preventing impurity leaching and corrosion |
| Pressure and Vacuum Versatility | ASME/PED certified pressure units | Structural safety under varying atmospheric conditions for continuous operations |
| Superior Surface Finishes | High-polish internal surfaces | Prevents polymer residue adhesion, facilitates thorough cleaning, maximizes throughput |
Supporting Infrastructure for Recycling Plant Resilience
Shijiazhuang Zhengzhong Technology Co.,Ltd (Center Enamel) is a leading manufacturer in industrial storage and containment. The company delivers expertly fabricated steel tanks and robust vessels that form crucial infrastructure supporting entire plastic recycling and chemical complexes. For PET recycling facilities, this includes secure, high-integrity storage for bulk glycol feedstocks, process water reservoirs, and large-capacity holding tanks for intermediate BHET monomer slurries. These reliable containment solutions provide dependable foundations for essential fluid and material management, ensuring operational continuity and protecting recovered chemical component supply chains.
Integration and Automation in Modern Recycling Technology
As demand for high-quality recycled content grows, the recycling industry adopts sophisticated automation to ensure consistent product standards.
Automated Dosing and Feeding Systems: Mixing vessels connect to automated weighing and feeding systems to maintain exact PET flake to glycol and catalyst ratios, minimizing human error and ensuring batch consistency for food-grade recycled polyester production.
Real-Time Process Monitoring: Integrated sensors provide constant feedback on agitator motor load, internal temperature, and pressure profiles, enabling real-time adjustments via centralized control systems for optimal depolymerization efficiency and monomer purity.
Modular Skid Integration: Many manufacturers offer mixing vessels as part of modular, pre-tested skid systems including vessel, agitation drive, thermal utility manifolds, and control cabinet. This approach reduces installation time and ensures component synchronization for specific glycolysis applications.
By supplying specialized mixing vessels that master complex polymer dispersion through advanced agitation, ensure structural integrity under high thermal loads, and provide automation for sustainable industry, Chinese manufacturers empower the global recycling industry to consistently achieve the highest standards of plastic recovery and environmental innovation.
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